
 * {
   margin: 0;
   padding: 0;
   box-sizing: border-box;
 }
 .dropdown {
    width: 250px;
    margin: 8px;
}
.dropdown-popper {
   width:100%;
   height: 250px;
   box-shadow: 0 3px 2px 1px rgba(255, 255, 255, .3);
   background-color: #f7f7f7;
   border: 1px solid #fefefe;
   border-radius: 4px;
   overflow: hidden;
   padding: 15px;
}
.dropdown-popper-children {
   height: 100%;
   margin-top: -0.1px;
   padding-top: 0.1px;
   overflow-y: scroll;
   margin-right: -18px;
   padding-right: 15px;
}
.dropdown-value {
   width: 100%;
   border: 1px solid #dedede;
   color:#535554;
   display: inline-block;
   padding: 6px 15px;
   cursor: pointer;
   margin-bottom: 5px;
}
.dropdown-item {
   text-align: center;
   padding: 10px 20px;
   background-color: #fefefe;
   margin-bottom: 8px;
   cursor: pointer;
}